SRST in router Cisco 3945
Hi,
I am having Cisco 3945 router and is having image "c3900-universalk9-mz.SPA.150-1.M1.bin" , and now want to check if SRST can be enabled on the same or not.
I have checked it with command output "show callmanager fallback" and "show call-manager fallback all", attaching the output of the same. Please confirm id SRST already configured on it or not?
And if not configured how to configure it.
Hi Chris,
Thank you for your reply. I have one more query on this.
After creating new Device Pool for SRST, we need to move remote Ip phones from their original Device Pool and map them into newly created Device pool. So in the scenario of calls working through WAN link,will those phones work? as we have removed them from their original Device Pool.
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Cisco 3945 Policy Base Routing
I have a Cisco 3945, it has on it two DS3 lines which I like to treat independent from each other.
I can ping both Serial interfaces from the internet, and I can ping only GIG 0/0 from the internet. but since the router is configured with one static route, GIG 0/1 can't be ping from the outside
Any help would be greatly appreciated
This is my current config:
version 15.1
service timestamps debug datetime msec
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hostname MOVLABT3-CA-ES
boot-start-marker
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subject-name cn=IOS-Self-Signed-Certificate-1015775704
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crypto pki certificate chain TP-self-signed-1015775704
certificate self-signed 01
3082022B 30820194 A0030201 02020101 300D0609 2A864886 F70D0101 05050030
31312F30 2D060355 04031326 494F532D 53656C66 2D536967 6E65642D 43657274
69666963 6174652D 31303135 37373537 3034301E 170D3132 30393237 31383132
32305A17 0D323030 31303130 30303030 305A3031 312F302D 06035504 03132649
4F532D53 656C662D 5369676E 65642D43 65727469 66696361 74652D31 30313537
37353730 3430819F 300D0609 2A864886 F70D0101 01050003 818D0030 81890281
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F3BB69C9 46B6959B 98F35193 9729499A 8C9097FE BD0A80A4 727C87F8 963200CE
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73850203 010001A3 53305130 0F060355 1D130101 FF040530 030101FF 301F0603
551D2304 18301680 14BCCEA0 AF8EBDF2 05F01968 14CAE720 A41AE8FE EA301D06
03551D0E 04160414 BCCEA0AF 8EBDF205 F0196814 CAE720A4 1AE8FEEA 300D0609
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quit
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speed auto
interface GigabitEthernet0/1
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end -
Cisco 3945 Router error while adding in Cisco Works
Hi,
I have a Cisco 3945 Router and when we try to add the same into the Cisco Works it gives me an error saying " CM0056 Config fetch failed for 192.168.xx.xx Cause: CM0204 Could not create DeviceContext for 1238 Cause: CM0206 Could not get the config transport implementation for 192.168.xx.xx Cause: UNKNOWN Action: Check if required device packages are available in RME. Action: Check if protocol is supported by device and required device package is installed.
We are using LMS version 2.6. Please let me know the latest router 3945 with support or not.
Thanks in advance.
Thanks & Regds,
LalitHi Joe,
Thanks for the quick reply.The following version we are using :
LMS 2.6 , RME : 4.0.5.
Is this confirm Joe that Older verison will not support new Cisco devices ie 3945 Router.Any documents will be more helpful with regard to the same.
Thanks & Regds,
Lalit -
CISCO 3945 Router - ARE POWER SUPPLIES LOAD BALANCED?
CISCO 3945 Routers - Are the 3945 Router power supplies load balanced by default?
We are trying to determine if our switch/server rack at our remote location has maxed out it's power load requirements. I just need to know if the 3945 power supplies load balance by default or if the redundant power supply is ON but not really providing the router with power and is just there incase the other power supply fails - Thank you.Thank you for your reply. I had read that the "Cisco 3845 and 3845-NOVPN router accommodates two hot-swappable power supplies and a single power supply meets router requirements. The second power supply provides redundancy, load sharing, and increased router availability. Either power supply can be removed without affecting router operation. Any combination of two power supplies is permitted."
Unfortunately, I couldn't find any specific information for the 3900 series routers that stated it also load balanced power.
Follow-up question: Do you know if the 3800 series routers load share by default? I know it is capable of power load sharing based on the above description but do they load share equally by default? If that's the case for the 3800's then hopefully that's the case for the 3900'S series routers. Which means, we have not maxed out our power requirements in our racks. -
Dear Support Community ,
previously we have cmm model on core now we are upgrede the E1 on Cisco 3945 router .
under "voice service voip" on cmm model its configure as " fax protocol t38 ls-redundancy 0 hs-redundancy 0 fallback cisco"
but on 3945 router its taken as " fax protocol t38 version 0 ls-redundancy 0 hs-redundancy 0 fallback none" little change from cisco to none does its work fine shall i need to configure as "
fax protocol t38 version 0 ls-redundancy 0 hs-redundancy 0 fallback pass-through g711alaw .
and even in the dial
on CMM model
dial-peer voice 54 voip
destination-pattern xxxx
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no vad
on router 3945
fax protocol t38 ls-redundancy 0 hs-redundancy 0 fallback pass-through g711alaw.
so please advice which one we need to configure for the fax services none or pass-through g711alaw because cmm we use as cisco now its not available .
highly appricated for your fast response.
Thanks
Syed
orJust adding root cause: The PVDM3 modules in the ISR G2 hardware no longer support proprietary [legacy] Cisco Fax Relay. They only support fax passthrough or T.38 fax relay.
As Paolo stated, assuming everything is behaving and supports T.38 (more on that in a moment) you should be fine since they will negotiate T.38. If something doesn't cooperate they will not have compatible fallback options and the fax would fail at that point. The most common example of a device that supports ONLY passthrough is the ATA-186. It didn't have the CPU capacity to run relay, cisco or T.38.
Since the older CMM and 3800 hardware also supports g711ulaw fax passthrough I suggest updating the config on the legacy hardware to do that for fallback instead of cisco fax relay.
Please remember to rate helpful responses and identify helpful or correct answers. -
Cisco 3945- boot up fails with no error
Greetings,
Just throwing it out there to see if anyone throw some ideas my way. I recently sent a working/tested Cisco 3945 ISR router out to a office for redundancy. Before I did that, I removed WLAN controller and slot module, 1xVWIC2 T1 and 1xVIC2 FX0 modules. I did however leave the PVDM3 64ch and 1x VWIC t1 modules and flash card, which had a v15 IOS loaded and basic config. Upon delivery they said it doesn't work, "it hangs" and no damage externally or failed hardware (power supplies/fans). These things always make me wonder, cause hangs is so vague and do not really see Cisco routers do this unless they are taking larger than normal packets or someone turned on debugging without turning it off.
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I hate to say something is just broke, I rarely see this and being I powered it up and tested the hardware, I don't want to involve tac until I can rule out the obvious. I did, however, test and powered down the router before removing the additional hardware. Would this current config on the router that may have lingering hardware (which I removed) in the config cause this to happen as well?
Side note: The flash cleared and below were the contents of the flash before sending out the router.
Router#sho flash
-#- --length-- -----date/time------ path
1 55277232 Jul 07 2014 07:51:20 c3900-universalk9-mz.SPA.150-1.M3.bin
201228288 bytes available (55279616 bytes used)
Thanks in advanceRemove all modules and boot.
Another thing, your IOS is very old. VERY.
If you want to stick with 15.0(1)M-series then go to M10 but don't just "sit" in an old M3. -
I observed two cisco 3945 routers lose IOS during password recovery. Router was rebooted, break sequence ctrl-break, then boot(instead of reset) issued. The router booted to its existing configuration or password recovery failed and router was power cycled again then ctrl-break issued. However this time the IOS was gone and all flash file systems were blank! It happened on two routers. Anyone know why such an anomaly would occur or has anyone witnessed such?
config register was set to confreg 0X2142 first time password recovery was attempted. It took but only after the power cycle(not when I simply typed boot) but by then the IOS images were gone. I found that very disturbing when it happened on two different routers and I never saw such a thing happen to a router before.
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DMVPN in Cisco 3945 output drop in tunnel interface
I configured DMVPN in Cisco 3945 and checked the tunnel interface. I found out that I have output drop. How can I remove that output drop? I already set the ip mtu to 1400.
CORE-ROUTER#sh int tunnel 20
Tunnel20 is up, line protocol is up
Hardware is Tunnel
Description: <Voice Tunneling to HO>
Internet address is 172.15.X.X./X
MTU 17878 bytes, BW 1024 Kbit/sec, DLY 50000 usec,
reliability 255/255, txload 1/255, rxload 1/255
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Thanks for the input. If the radio is sending out the packet but client did not receive, not output drop should be seen since packet is sent out, right?
From my understanding, output drop is related to congested interface. Outgoing interface cannot take the rate packets coming in and thus droping it. What I don't understand is input and output rate has not reached limit yet. Also input queue is seeing drop of packet as well even though input queue is empty.
Any idea? -
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Welcome to Cisco Home Community.
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Hello everybody,
I have an issue understanding the difference between 3945 and 3945E from VPN support perspective.
If you check this link here:
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CalinBoth versions are mentioned in the ISR G2 Performance Overview. Perhaps that helps:
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Don't stop after you've improved your network! Improve the world by lending money to the working poor:
http://www.kiva.org/invitedby/karsteni -
I HAVE A CISCO ROUTER 2900 SERIES:
SERIAL #: FCZ163377PL
PRODUCT TYPE (Model Number): 2911
SOFTWARE VERSION: 15.1(4) M4
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interface FastEthernet0/0.20
encapsulation dot1Q 20
ip address 10.20.10.1 255.255.255.0
RIP
http://www.cisco.com/en/US/docs/ios/12_2/ip/configuration/guide/1cfrip.html
router rip
network x.x.x.x.
Route Redistribution
http://www.cisco.com/en/US/tech/tk365/technologies_tech_note09186a008009487e.shtml
HTH -
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Hello Vasilii,
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