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cisco ios interface blocked by ipv4

i connet find which the right to upgrade for my router.

is my ios also vulnerable to dos attacks?

he is the output od ;sh ver;IOS (tm) C2600 Software (C2600-I-M), Version 12.2(13b), RELEASE SOFTWARE (fc1)

Copyright (c) 1986-2003 by cisco Systems, Inc.

Compiled Wed 19-Feb-03 15:59 by pwade

Image text-base: 0x8000808C, data-base: 0x80A057C8

ROM: System Bootstrap, Version 12.2(7r) [cmong 7r], RELEASE SOFTWARE (fc1)

MGX-Router uptime is 2 hours, 13 minutes

System returned to ROM by power-on

System image file is "flash:c2600-i-mz.122-13b.bin"

cisco 2620XM (MPC860P) processor (revision 0x100) with 28672K/4096K bytes of mem


Processor board ID JAD07080XPU (3834380109)

M860 processor: part number 5, mask 2

Bridging software.

X.25 software, Version 3.0.0.

1 FastEthernet/IEEE 802.3 interface(s)

1 Serial network interface(s)

32K bytes of non-volatile configuration memory.

16384K bytes of processor board System flash (Read/Write)

Configuration register is 0x1923

thanks in advance

Cisco Employee

Re: cisco ios interface blocked by ipv4

According to this:

And looking down the list to 12.2, you can upgrade to 12.2(17), 12.2(16a), or downgrade to 12.2(12e) or 12.2(10d). All of these wil be available for download from Software Center here: