SF300 ip route
Hi all,
bellow is what I need to do with the SF300 switch:
I will integrate a cisco switch SF300 to support the failover between GPRS and 3G netwoks between two different sites.
To simulate the installation in our plateform, I put the cisco SF300 linked to three computers to simulate the 3G , the GPRS and the internal connexions. could you please provide a procedure to start this work.
NB: I start with a simple configuration; create 3 vlans then I did the ip route between the vlans the problem is that with the ip route it's not possible to ping from one vlan to another, I did the same work with the cisco catalyst and it works but with the SF300 I don't know what's the problem exactly.
Could you help please with this?
Regards,
Jlassi Fida
Hi,
Is the main request in this post to establish L3 connectivity?
If so, as stated above, configure the switch to be in router mode.
Configure IP addresses on the the three VLANs' interfaces. Ensure the VLANs are up (active trunk or host port). Check you have IP connectivity to the switch virtual interfaces. If the switch is the default gateway for the devices on each VLAN, you will have basic connectivity VLAN to VLAN.
See the following post for more details:
https://supportforums.cisco.com/thread/2153236
Thanks,
Nelson
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Unsure of proper configuration for SF300-24 & router
Hello,
Our company lost a switch and replaced it with a SF300-24. The other components are a Westell modem and an Amped Wireless R10000G router.
The current configuration has the Westell DLS modem going into the R10000G router, the router is the DHCP server and from there it is plugged into port 1 of the switch (DHCP is off on the switch).
I am not sure who set this up but apparently we have no one around that is able to fix the situation.
So the problem is the computers on the network randomly drop off the network during the day and sometimes upon booting them up in the morning won't even see the local network. If I unplug the R10000G and then plug back in that fix's the problem for a few hours but then sooner or later the computers randomly drop off.
There is one network printer set to a static IP address. It never seems to have an issue. I have tried setting some of the computers to static but they still have connection issues at some point.
Would anyone have some suggestions on how this configuration "should be" properly setup?
Thank you for your time and help,
MattI checked the spanning tree area and there are many interface settings none of which came right out and had a port fast option.
However under STP Status & Global Settings there were the following options.
Global Settings:
Spanning tree state: Enabled
STP Operation Mode:
Classic STP
Rapid STP (currently checked)
Multiple STP
BPDU Handling:
Filtering
Flooding (currently checked)
Path Cost Default Values:
Short
Long (currently checked)
Bridge Settings:
Priority: 32768
Hello Time: 2sec
Max Age: 20sec
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Thanks again for your time!
Matt -
How to setup a static multicast ARP entry with Cisco SF300-08?
We're running a cluster in multicast mode as a loadbalancer.
We have Cisco SF300-08 and when we adding a static ARP entry results in an error message telling the user that the hardware address needs to be a valid unicast MAC address.
So how to setup a static multicast in Cisco SF300 or maybe someone know other solution to setup multicastes mode in Cisco SF300.Hi, Tom!
We have two watchguard xtm505(cluster active-active) in our network. Watchguard interfaces have one ip and one mac adresses. IP 192.168.111.1(Unicast) and MAC 01:00:5e:02:02:03(multicast). Cisco SF300 is router to outside networks(to internet). Cisco IP adresss is 192.168.111.254. There are another some hosts in this network.
Ping from hosts to 192.168.111.254 works well. Ping from hosts to 192.168.111.1 works well too. But there is no ping from watchguard cluster(192.168.111.1) to Cisco(192.168.111.254). And there is no routing to internet
This is well-known situation. We need to do following(example for cisco 3750):
1. Start the Cisco 3750 command line interface.
2. Add a static ARP entry for the multicast MAC address of the FireCluster interface.
Type this command:
arp arpa
For this example, type:
arp 192.168.111.1 01:00:5e:02:02:03 arpa
3. Add an entry to the MAC address table.
Type this command:
mac-address-table static vlan interface <#>
For this example, type:
mac-address-table static 01:00:5e:02:02:03 vlan 1 interface gi1/0/11
But we can't add arp entry on Cisco SF300. CLI tells us "MAC address illegal"!
We tried enable igmp snooping, but is not helps.
Could you tell more detailed about MAC groups? -
How to create routed port in Cisco SF-300 Switch
I am trying to create routed ports in SF 300 small business 8 port switch.
I have 3 different LAN say 192.168.1.0/24, 192.168.2.0/24 and 192.168.3.0/24
I have 3 unmanaged linsys switch where I have connected all these computers.
Now what I have to do is to create routed ports in SF300 and route this networks properly.
Can anybody help me on this? Thanks in advance.Dear Shereef,
Thank you for reaching Small Business Support Community.
In Layer 3 system mode, the device can have multiple IP addresses. Each IP address can be assigned to specified ports, LAGs, or VLANs. Operating in Layer 3 mode, the device routes traffic between the directly attached IP subnets configured on the device. In addition, you can manually define default routes.
Configuring the device to work in Layer 3 mode is performed in the Administration >System Settings page.
To define IP addresses on the ports:
IP Configuration > IPv4 Management and Interfaces > IPv4 Interface
To define an IP static route:
Click IP Configuration > IPv4 Management and Interfaces > IPv4 Routes
Just in case you can check on the admin guide, chapter 16 for a more detailed step by step description;
http://www.cisco.com/en/US/docs/switches/lan/csbms/sf30x_sg30x/administration_guide/78-19308-01.pdf
I hope you find this information useful and please do not hesitate to reach me back if there is any further assistance I may help you with.
Kind regards
Jeffrey Rodriguez S. .:|:.:|:.
Cisco Customer Support Engineer
*Please rate the Post so other will know when an answer has been found. -
Help config vlan and inter routing vlan on 2 switches SF300-24 ???
Dear Cisco!
now we have 2 switches: SF300-24
on one SF300-24 we config it at layer 3 mode with VLAN configuration same as following
VLAN ID 2 (ports: 2 -6) have ip interface 192.168.2.254/24
VLAN ID 3 (ports: 7 - 10) have ip interface 192.168.3.254/24
VLAN ID 4 (ports 11- 15 ) have ip interface 192.168.4.254/24
and VLAN 1 default have IP address: 192.168.1.200
DHCP relay - DHCP server 192.168.3.1
- DHCP relay: VLAN2; VLAN3; VLAN4
ip route: 0.0.0.0 0.0.0.0 192.168.3.1
all ports of VLAN2, VLAN3, VLAN4 set access mode.
and another SF300-24
was configed at layer 2. We config VLAN ID 2 ̣̣̣have ports 2 -6; VLAN ID 3 ports 7 -10; VLAN ID 4 port 11-15 ,too.
And we use port 26 on 2 switches SF300-24 is trunk mode then we connect both SF300-24 switches.
But on SF300-24 layer 2 cann't inderstand VLAN from Sf300-24 layer 3!!!
Could you please help me check this situation?
How to config VLAN on 2 switches SF300-24 Layer 3 and SF300-24 layer 2?
Thanks!
See you soon!Son Nquyen,
First i would upgrade to 1.1.8 since the 1.0.0.27 was beta code.
Next when when connecting both switches together each port will need set via Trunk mode with proper native vlan and tagged vlan traffic. What's the configuration of your trunk ports on each switch?
Thanks,
Jasbryan. -
Need help InterVlan Routing on SF300-24P? .
Hello
I really need help with Inter vlan routing via Kerio Controll 7.4.1.
I have several SF300-24P switches (IOS 1.3.0.62) and i have created a several VLAN's.
Vlans: Vlan 10, 100, 200 and interface vlan 213 (for management).
I can ping hosts in the same Vlan via this switches. From switch to host, port is in access mode and between switches ports is in Trunk mode
(also i had a problem here, trunk wasn't working untill i used command: switchport trunk allowed vlan add all).
Also port is in Trunk mode between KERIO and SW1 (switch). interface is in TRUNK mode from switch's side because i don't know how configure interface TRUNK mode on kerio.
On kerio i have configed one physical interface with IP - 172.16.0.1 255.255.255.0 and on the same interface i have created
VLAN 10, VLAN 100 and VLAN 200.
static IP's for this interfaces:
10.0.0.1 255.255.255.0 VLAN 10
192.168.100.1 255.255.255.0 VLAN 100
192.168.200.1 255.255.255.0 VLAN 200
On KERIO i have created DHCP Lease for each VLAN, but i cannot get IP's from DHCP. So i assigned static IP's to computers
(for example for VLAN100 PC, VLAN 200 PC and so on) but they cannot ping each other when they are in different vlans, so inter vlan routing itsnot working. but with static IP on the PC, i can ping every VLAN's IP address on KERIO.
so pls tell me how i must configure inter vlan routing on kerio, is it possible?
or what must i do? where is my mistake? maybe when i put IP on pysical interface?
here is my configs and pls help and give me config example.
config-file-header
SW1
v1.3.0.62 / R750_NIK_1_3_647_260
CLI v1.0
set system mode switch
file SSD indicator plaintext
vlan database
vlan 10,100,200,213
exit
voice vlan oui-table add 0001e3 Siemens_AG_phone________
voice vlan oui-table add 00036b Cisco_phone_____________
voice vlan oui-table add 00096e Avaya___________________
voice vlan oui-table add 000fe2 H3C_Aolynk______________
voice vlan oui-table add 0060b9 Philips_and_NEC_AG_phone
voice vlan oui-table add 00d01e Pingtel_phone___________
voice vlan oui-table add 00e075 Polycom/Veritel_phone___
voice vlan oui-table add 00e0bb 3Com_phone______________
hostname SW1
username administrator password encrypted 7fc3774d79570c81cda124d5dcf80b8ae0fcdd6c privilege 15
username cisco password encrypted 1defefd1f4a214009775b2c2b6b961a77da384b5 privilege 15
interface vlan 10
name Staff
interface vlan 100
name Cards
interface vlan 200
name AP's
interface vlan 213
name Management
ip address 172.16.213.1 255.255.255.0
no ip address dhcp
interface fastethernet1
description MANAGEMENT-VLAN
spanning-tree disable
switchport mode access
switchport access vlan 213
interface fastethernet2
spanning-tree disable
switchport mode general
switchport general acceptable-frame-type untagged-only
interface fastethernet3
spanning-tree disable
switchport mode general
switchport general acceptable-frame-type untagged-only
interface fastethernet4
spanning-tree disable
switchport mode access
switchport access vlan 200
interface fastethernet5
spanning-tree disable
switchport mode access
switchport access vlan 200
interface fastethernet6
spanning-tree disable
switchport mode access
switchport access vlan 100
interface fastethernet7
spanning-tree disable
switchport mode access
switchport access vlan 100
interface gigabitethernet1
description Direction-To-SW2 <--- This port is Trunk, but its not showing here for some reason.
spanning-tree disable
interface gigabitethernet2
description Direction-To-KERIO <--- This port is Trunk also. i used: switchport mode trunk on both interfaces
spanning-tree disable
exit
banner login
SW1
config-file-header
SW2
v1.3.0.62 / R750_NIK_1_3_647_260
CLI v1.0
set system mode switch
file SSD indicator encrypted
ssd-control-start
ssd config
ssd file passphrase control unrestricted
no ssd file integrity control
ssd-control-end cb0a3fdb1f3a1af4e4430033719968c0
vlan database
vlan 10,100,200,213
exit
voice vlan oui-table add 0001e3 Siemens_AG_phone________
voice vlan oui-table add 00036b Cisco_phone_____________
voice vlan oui-table add 00096e Avaya___________________
voice vlan oui-table add 000fe2 H3C_Aolynk______________
voice vlan oui-table add 0060b9 Philips_and_NEC_AG_phone
voice vlan oui-table add 00d01e Pingtel_phone___________
voice vlan oui-table add 00e075 Polycom/Veritel_phone___
voice vlan oui-table add 00e0bb 3Com_phone______________
hostname SW2
username administrator password encrypted 7fc3774d79570c81cda124d5dcf80b8ae0fcdd6c privilege 15
username cisco password encrypted 1defefd1f4a214009775b2c2b6b961a77da384b5 privilege 15
interface vlan 10
name Staff
interface vlan 100
name Cards
interface vlan 200
name AP's
interface vlan 213
name Management
ip address 172.16.213.2 255.255.255.0
no ip address dhcp
interface fastethernet1
description MANAGEMENT-VLAN
spanning-tree disable
switchport mode access
switchport access vlan 213
interface fastethernet2
spanning-tree disable
switchport mode general
switchport general acceptable-frame-type untagged-only
interface fastethernet3
spanning-tree disable
switchport mode general
switchport general acceptable-frame-type untagged-only
interface fastethernet4
spanning-tree disable
switchport mode access
switchport access vlan 200
interface fastethernet5
spanning-tree disable
switchport mode access
switchport access vlan 200
interface fastethernet6
spanning-tree disable
switchport mode access
switchport access vlan 100
interface fastethernet7
spanning-tree disable
switchport mode access
switchport access vlan 100
interface fastethernet8
spanning-tree disable
switchport mode access
switchport access vlan 100
interface gigabitethernet1
description Direction-To-SW1 <--- This port is Trunk also. i used: switchport mode trunk
exit
banner login
SW2
i have excluded many interfaces because hey have same configs.Yes Kerio is capable for routing. i wanted to make InterVlan routing via kerio Ccontroll, but i can't and that's i asked here, i need to know reason.
I have modified 1 switch to L3, and inter vlan routing its now working (without Kerio) and i hope this switches dont have problem when they are DHCP server also.
thanx for help. I Hope i didnot have much mistakes in config. -
I have purchased 3 SF300-48 switches to work with my Aironet AP1131AG wireless APs. I have now switched from 1 VLAN for everything to having a Guest_Wireless VLAN 200 as well as the default VLAN 1 for my Corporate_Network. The issue that I am having is that any client on my default VLAN is receiving an IP address from the Windows DHCP server without issue, but when you connect to the Guest VLAN you cannot get an IP address.
So, I also have a Cisco 3560G Router (Default Gateway) that has the same Aironet AP1131AG AP connected to it with the same config files as the other APs and it is working perfectly. I can connect to either wireless SSID (Corp Vlan1 or Guest Vlan 200) and get the proper IP address from the DHCP server.
I attached the diagram of the network below and was looking for help in configuring the SF300 to allow the IP address to be obtained on the Vlan 200 subnet. I also tried connecting my laptop directly into the SF300 and setting the port to access Vlan 200 and I can still not get an IP address.
Any help would be appreciated...
AaronThank you for taking the time to help me Tom, yes the 3560G has its trunks set to dot11q encap and native valn of 1. The native vlan on the SF300 is set to vlan 1 but I didn't tag vlan 200 to the trunk. I was thinking that if not listed it would pass any vlan info across a trunk and when you tagged it would only limit passing vlan info of the vlans that you specified only.
I will definately give this a try and update this thread.
Thanks,
Aaron -
Need to access settings of SF300-24p
Hi I was just recently hired in my company, we have an sf300-24p switch but I cant find the console cable for it, I think it needs a female to female db9 serial cable, all I have is a DB9 serial to rj45 console cable for the 2801 router, also I cant find the IP address of the sf300 switch, it is directly connected to the 2801 router, I issued a show arp to the router but didnt find the switch's IP add for web access, to sum it up I have no way of configuring the switch, is there any way to find the IP address of the switch? It also dosnt show on show cdp neighbors, thanks!
Daniele,
You would be able to do something similar, password recovery, if you had the serial cable.
I'll update this post with instructions in a minute. I don't know if this is a project you need to get done today, but it sounds like that serial cable will make your life a heck of a lot simpler. If you can't wait to order one, is there somewhere you can get one locally?
Best,
David
Password recovery steps:
You'll need a serial connection to the switch with the following serial connections settings (I'm using Putty in the screenshot):
You will see a prompt during boot right after the cisco logo made out of #s that says "Autoboot in 2 seconds - press RETURN or Esc. to abort and enter prom."
Hit return, and you will get the following startup menu:
You'll want [3] Password Recovery Procedure and follow the prompts to reset the password without erasing your config file. -
Inter-VLAN routing, Auto-Voice VLAN and IP Address-Helper
Hope that somebody can help me with the setup in the screenshot.
Planning to use Auto-Voice VLAN and Smartports to configure VOIP
LLDP-MED will be enabled on the switch to detect the IP phones so they will be moved to the Voice VLAN (If not the first 6 signs will be added to the OID table). The Voice VLAN ID will be 2 >> Voice VLAN will be automatically enabled once a device is recognized as a IP phone right?
Workstations will be connected to the Cisco switch, VLAN data will be untagged and will remain on the native VLAN.
Smartports will be used to configure the ports (Macro's) >> Should configure the ports as trunks as assigns the correct VLANs right?
But how do i configure the IP Helper-Address? Do i have to create the Voice VLAN on both switches and then run the command "IP Helper Address" to specify a DHCP server? From what i've been reading it's required, when using Inter-VLAN routing, to configure the VLAN interface with an IP address. But it's going to give problems when both switches are connected to eachother and both have the same VLAN configured including the same IP address assigned to their VLAN interface?
Normal data should pass the ASA firewall, VOIP traffic should go through the Vigor modem to a hosted VOIP provider. The best way, i assume, is to configure 2 separate scopes on the DHCP server?
Still confused on how to set it up, hope that someone can point me in the right directionIf you're sending voice to only the Vigor modem then there is no need for a trunk between the SF-300 and the Vigor modem. You can just set that to an untag packet for the VLAN 2 between that switch and the Vigor modem.
On the 'edge' SF300 where the IP phone/PC is it is obviously going to interoute there and of course the phone port is tagged and PC port is untagged.
For the IP helper, it uses UDP-RELAY and it should be enabled on the port itself and enabled on the global configuration. You may also need option 82. Also keep in mind, depending how your DHCP server works, it may need option 82 configured as well or at least a route to understand the subnets in the layer 3 environment to get traffic across the VLANS. -
SF300 and using Subnet Zero and All-Ones Subnet
Anyone have experience using Subnet Zero and the All-Ones Subnet on the SF300 series switches?
We have a scenario which we are using an SF300 as a Gateway Device. We have a /29 broken up into two /30 subnets. We have two routers which need to be isolated from each other, but use the same Internet service/circuit.
We are in need of adding a third router which needs to be isolated from the other two. After requesting additonal IP addresses, our provider has claimed we need to use the Subnet Zero and All-Ones Subnet to make effecient use of the IP's which will ultimately give us the additional IPs we need.
I am not familair with thsi practice or setup. Can anyone provide insight and/or if the SF300 series supports this?Hi Brian, this switch will not support an all-one subnet mask.
-Tom
Please mark answered for helpful posts -
Hi
Actually we have the follow diagrame:
When put the SF300-24P on the remote node we have troubles with pass the vlan tag from voice and data on the same port but when put on access port to the vlan voice and data the dispositives have the correct funtion.
someone have something about of this trouble?
the firmeware actually on the switch es 1.2
Best RegardsHi,
We follow the procedure as You said Us, and now the CP3905 learned the vlan correctly through CDP.
This is the Show Run now:
#sh run
interface gi1
spanning-tree link-type point-to-point
exit
vlan database
vlan 320-322
exit
voice vlan oui-table add 0001e3 Siemens_AG_phone________
voice vlan oui-table add 00036b Cisco_phone_____________
voice vlan oui-table add 00096e Avaya___________________
voice vlan oui-table add 000fe2 H3C_Aolynk______________
voice vlan oui-table add 0060b9 Philips_and_NEC_AG_phone
voice vlan oui-table add 00d01e Pingtel_phone___________
voice vlan oui-table add 00e075 Polycom/Veritel_phone___
voice vlan oui-table add 00e0bb 3Com_phone______________
no lldp run
interface fastethernet2
lldp med disable
exit
interface vlan 322
ip address 10.1.208.100 255.255.240.0
exit
ip route 0.0.0.0 0.0.0.0 10.1.208.1
[0mMore: , Quit: q or CTRL+Z, One line:
bonjour interface range vlan 1
hostname switch06e3d7
ip ssh server
no snmp-server server
ip telnet server
interface fastethernet2
macro description "ip_phone_desktop | no_ip_phone_desktop"
exit
interface fastethernet3
macro description "ip_phone_desktop | no_ip_phone_desktop"
exit
interface gigabitethernet1
macro description "switch | no_switch | switch"
exit
interface fastethernet2
no macro auto smartport
switchport trunk allowed vlan add 321
switchport trunk native vlan 320
exit
interface gigabitethernet1
!next command is internal.
macro auto smartport dynamic_type switch
[0mMore: , Quit: q or CTRL+Z, One line:
switchport trunk allowed vlan add 320-322
exit
Thanks for Your support
Best Regards,
AJ -
For SF300-24, what is the major difference between L2 and L3 Modes.
Disclaimer
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In no event shall Author be liable for any damages whatsoever (including, without limitation, damages for loss of use, data or profit) arising out of the use or inability to use the posting's information even if Author has been advised of the possibility of such damage.
Posting
I'm unfamiliar with the SF300 but in general L3 mode should support routing and L2 mode might not. -
I have some issue from last 2 month on sf300.
The problem is that sf300 does not support complete dhcp, for that i put different internet modem.
I connected one internet modem in vlan 1 so users from that vlan can access internet and default gateway is nothing but Internet modem ip. user in the vlan are not communicate with other vlan because, other vlan users default gateway is Interface ip address. How i can give access to vlan 1 to access other vlan .
See the attached.
I have to used static route in all 3 devices or any one.
Thanks,Hi Mr, to try to fix this, you can have the switch doing DHCP for you on the latest firmware.
On my switch I have vlan 1 and 2 vlan. I set up DHCP to service through my vlan 2.
My vlan 1 is 192.168.100.129
My vlan 2 is 192.168.2.254
config t
vlan database
vlan 2
int vlan 1
ipaddress 192.168.100.129 /24
int vlan 2
ip address 192.168.2.254 /24
ip dhcp server
ip dhcp pool network vlan 2
address low 192.168.2.10 high 192.168.2.50 255.255.255.0
lease infinite <-- make the least time to not expire
default-router 192.168.2.254 <--- specifies the vlan 2 SVI as the gateway
dns-server 8.8.8.8 <-- I chose random DNS
You can set up dhcp pools for every vlan and have the switch assign the connecting clients the IP within the SVI they connect to. Then to make the modem work you will need a static route pointing back to the switch to be able to route the traffic.
If you need a visual effect for a router that doesn't support vlans please look at this topic-
https://supportforums.cisco.com/thread/2123434
-Tom
Please mark answered for helpful posts -
SF300-24P VLAN Confusion - autosmartport not being too smart?
Hi Everyone, first question i've posted, i'll try and give as much information as possible, i'm an extremely quick learner as well and have been around networking for nearly 20 years but this is my first outing into the medium sized VoIP deployment with prioritised LAN traffic and a client that is itching to say "told you so" about using IP phones.
I have 4 x SF300-24P switches in a network i'm deploying, 1 will be adjacent to the router (a draytek Vigor 3200 - 4xWAN Gigabit) and the other 3 will be trunked using the GE/01-GE/03 ports to the main switch and will then distribute through a patch panel to give me 96 network ports with PoE capability where required. There will be 30+ IP Phones on the network, all of which are Yealink T38G SIP handsets.
I want to have two VLAN's - one for regular workstations, and one for IP Phones with the IP Phone VLAN getting high prority for its traffic on the LAN - all documentation makes it sound simple but it doesn't seem to be working the way I think I expect it to. I don't mind the two VLAN's sharing the same IP address space at this time and currently all occupy 10.0.0.0/24 internally.
So, I have 2 questions and a problem.
First, from the factory, the switches are configured that VLAN1 is the default VLAN and that auto-voice VLAN is also VLAN1? Is this right?
Second, i'm having trouble determining the difference in terminology for port types between general, access, trunk etc - obviously trunk is between switches and carries VLAN information through to the next segment of the network.
My main problem seems to be with auto-voice VLAN and smartport. If I enable smartport, the switch figures out through LLDP that the port is used by an IP Phone + Desktop (excellent, this is what I want it to do) so then puts the handsets in VLAN1 but then the handsets start to become invisible on the network after 2-3 minutes, the handsets then reboot because they've detected a network drop out and then reconnect, re-register at the voice server and are visible and contactable for 2-3 minutes then the loop begins again.
If I disable smartport, the problem goes away.
Am I unreasonably expecting that any user can unpack an IP phone and (subject to provisioning on the server), plug it into any port on the network and it will figure out that it's a phone, not a PC and then prioritise its traffic?
What I want to avoid is the possibility of internal bandwidth lag if someone copies a large file over the network and people are using the phones that the phone users don't get packet loss or audio instability because of the file copy. The internet side will be fine, the Vigor3200 has QoS facilities built in and i've had good success on smaller networks with these routers.
Ideally I need a semi-planned network setup where people with WiFi SIP clients will also get some priority.
I have set QoS on the handsets to match DSCP46 from the switches - can the traffic be manipulated this way or does it already do that in the DSCP to Queue setup which automatically puts anything above 40 in Queue 4 (high priority).
All help very greatfully received.
JamesHello James,
Welcome to the forums!
About the default settings. The switch comes with vlan1 as the default vlan for all traffic.
Here is a quick overview of the port settings
access - one vlan
trunk - multiple vlans
general - multiple vlans (had additional options)
When using the auto voice-vlan, you can have your port set as access for vlan 1 and when the switch see a phone connected, it will join the voice vlan also. This allow the ports to be dynamic. It is not necessary to do this. You can create all ports as trunk ports that are part of both your default vlan and your voice vlan.
The benifits of auto-voice vlan
-phones are discovered and joined to the vlan dynamically
-predetermined QoS settings
-security in that you can have your port set to access
This is a relatively basic overview.
As for the problem you are seeing. I would recommend that you check the firmware of the switch and upgrade if needed. While it may not have anything to do with the problem at hand, it will help prevent any future issues.
I would suggest disabling the Green Ethernet, which can be found under the port management section. If you continue to see the problem after that, I would recommend giving us a call at the support center. We will be able to look a little closer to what is happening.
http://www.cisco.com/en/US/support/tsd_cisco_small_business_support_center_contacts.html -
I have a new install with 3 SF300 switches, setup as vlan 2, the switch connected directly to the 2901 router has no problems, plug in a phone and it gets an IP, but if connected to either of the two swtiches behind the first switch, they do not get an IP. I am seeing the DHCP request hitting the router, and the router sending the IP to the phone, but it never gets the IP.
*Jun 15 10:40:20.040: DHCPD: client's VPN is .
*Jun 15 10:40:20.040: DHCPD: Sending notification of DISCOVER:
*Jun 15 10:40:20.040: DHCPD: htype 1 chaddr 40f4.ecef.bded
*Jun 15 10:40:20.040: DHCPD: remote id 020a00000ac0390101000002
*Jun 15 10:40:20.040: DHCPD: circuit id 00000000
*Jun 15 10:40:20.040: DHCPD: DHCPDISCOVER received from client 0140.f4ec.efbd.ed on interface Vlan2.
*Jun 15 10:40:20.040: DHCPD: Seeing if there is an internally specified pool class:
*Jun 15 10:40:20.040: DHCPD: htype 1 chaddr 40f4.ecef.bded
*Jun 15 10:40:20.040: DHCPD: remote id 020a00000ac0390101000002
*Jun 15 10:40:20.040: DHCPD: circuit id 00000000
*Jun 15 10:40:20.040: DHCPD: Found previous server binding
*Jun 15 10:40:20.040: DHCPD: Sending DHCPOFFER to client 0140.f4ec.efbd.ed (10.192.57.4).
*Jun 15 10:40:20.040: DHCPD: broadcasting BOOTREPLY to client 40f4.ecef.bded.
All ports are setup as trunk on vlan 2 including the ports that connect the switches together. Not sure what the problem is, but they are going live tomorrow and only have 48 out of 120 phones.Hmm may have found it. I tagged vlan 2 on all the ports except the ones that connected the switches together and the phone got an IP. Need to verify by getting more phones connected.
Maybe you are looking for
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