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VIC2-4FXO on 2811

Hi team,

I need to install 2 interface VIC2-4FXO on router bellow.

Can I to install e configure both interfaces without problems? It solution will work?

Because I have a doubt about "voice network module".. this router does not have NM, but the router has 2 PVDM2-64 interfaces.


RT-01#sh version
Cisco IOS Software, 2800 Software (C2800NM-ADVENTERPRISEK9_IVS-M), Version 12.4(24)T4, RELEASE SOFTWARE (fc2)
Technical Support:
Copyright (c) 1986-2010 by Cisco Systems, Inc.
Compiled Fri 03-Sep-10 05:38 by prod_rel_team

ROM: System Bootstrap, Version 12.4(13r)T, RELEASE SOFTWARE (fc1)

RT-01 uptime is 5 days, 18 hours, 5 minutes
System returned to ROM by power-on
System image file is "flash:c2800nm-adventerprisek9_ivs-mz.124-24.T4.bin"

This product contains cryptographic features and is subject to United
States and local country laws governing import, export, transfer and
use. Delivery of Cisco cryptographic products does not imply
third-party authority to import, export, distribute or use encryption.
Importers, exporters, distributors and users are responsible for
compliance with U.S. and local country laws. By using this product you
agree to comply with applicable laws and regulations. If you are unable
to comply with U.S. and local laws, return this product immediately.

A summary of U.S. laws governing Cisco cryptographic products may be found at:

If you require further assistance please contact us by sending email to

Cisco 2811 (revision 53.51) with 247808K/14336K bytes of memory.
Processor board ID FTX1206A0AR
2 FastEthernet interfaces
2 Channelized/Clear E1/PRI ports
1 Virtual Private Network (VPN) Module
4 Voice FXS interfaces
DRAM configuration is 64 bits wide with parity enabled.
239K bytes of non-volatile configuration memory.
62720K bytes of ATA CompactFlash (Read/Write)

Configuration register is 0x2102

RT-01#sh in
RT-01#sh inven
RT-01#sh inventory
NAME: "2811 chassis", DESCR: "2811 chassis"
PID: CISCO2811         , VID: V05 , SN: FTX1206A0AR

NAME: "VWIC2-2MFT-T1/E1 - 2-Port RJ-48 Multiflex Trunk - T1/E1 on Slot 0 SubSlot 0", DESCR: "VWIC2-2MFT-T1/E1 - 2-Port RJ-48 Multiflex Trunk - T1/E1"
PID: VWIC2-2MFT-T1/E1  , VID: V01 , SN: FOC11521VQ4

NAME: "Four port FXS DID voice interface daughtercard on Slot 0 SubSlot 1", DESCR: "Four port FXS DID voice interface daughtercard"
PID: VIC-4FXS/DID=     , VID: 3.1, SN: FOC11174D2C

NAME: "PVDMII DSP SIMM with four DSPs on Slot 0 SubSlot 4", DESCR: "PVDMII DSP SIMM with four DSPs"
PID: PVDM2-64          , VID: V01 , SN: FOC11453V3U

NAME: "PVDMII DSP SIMM with four DSPs on Slot 0 SubSlot 5", DESCR: "PVDMII DSP SIMM with four DSPs"
PID: PVDM2-64          , VID: V01 , SN: FOC11526ZGB

Hall of Fame Super Gold

VIC2-4FXO on 2811

As often sked here: that is fine.