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Software Naming Conventions for IOS - Features
ALL 0-9 a b c d e f g h i j k l m n o p q r s t u v w x y z ALL
a a APPN a2 ATM a3 APPN replacement
b b Appletalk boot boot image
c c Comm-server/Remote access Server (RAS) subset (SNMP, IP, Bridging,IPX, Atalk, Decnet, FR, HDLC, PPP, X,25, ARAP, tn3270, PT, XRemote, LAT) (non-CiscoPro) c CommServer lite (CiscoPro) c2 Comm-server/Remote Access Server (RAS) subset (SNMP, IP, Bridging,IPX, Atalk, Decnet, FR, HDLC, PPP, X,25, ARAP, tn3270, PT, XRemote, LAT) (CiscoPro) c3 clustering
e e IPeXchange (no longer used in 11.3 and later) - StarPipes DB2 Access - Enables Cisco IOS to act as a "Gateway" to all IBM DB2 products for downstream clients/servers in 11.3T eboot ethernet boot image for mc3810 platform
f f FRAD subset (SNMP, FR, PPP, SDLLC, STUN) f2 modified FRAD subset, EIGRP, Pcbus, Lan Mgr removed, OSPF added
g g ISDN subset (SNMP, IP, Bridging, ISDN, PPP, IPX, Atalk) g2 gatekeeper proxy, voice and video g3 ISDN subset for c800 (IP, ISDN, FR)
h h For Malibu(2910), 8021D, switch functions, IP Host hdiag Diagnostics image for Malibu(2910)
i (used for image names of platforms c2500 and larger) i IP subset (SNMP, IP, Bridging, WAN, Remote Node, Terminal Services) i2 subset similar to IP subset for system controller image (3600) i3 reduced IP subset with BGP/MIB, EGP/MIB, NHRP, DIRRESP removed. i4 subset of IP (5200) ipss7 IP subset with SS7 (2600)
j j enterprise subset (formerly bpx, includes protocol translation) *** not used until 10.3 ***
k k kitchen sink (enterprise for high-end) (same as bx) (Not used after 10.3) k1 Baseline Privacy key encryption (On 11.3 and up) k2 high-end enterprise w/CIP2 ucode (Not used after 10.3) k2 Triple DES (On 11.3 and up) k3 56bit SSH encryption k4 168bit SSH encryption k5 Reserved for future encryption capabilities (On 11.3 and up) k6 Reserved for future encryption capabilities (On 11.3 and up) k7 Reserved for future encryption capabilities (On 11.3 and up) k8 Reserved for future encryption capabilities (On 11.3 and up) k9 Reserved for future encryption capabilities (On 11.3 and up)
l l IPeXchange IPX, static routing, gateway
m m RMON (11.1 only) m Catalyst 2820-kernel, parser, ATM signaling, Lane Client, bridging
n n IPX
o o Firewall (formerly IPeXchange Net Management) o2 Firewall (3xx0) o3 Firewall with ssh (36x0 26x0)
p p Service Provider (IP RIP/IGRP/EIGRP/OSPF/BGP, CLNS ISIS/IGRP) p2 Service Provider w/CIP2 ucode p3 as5200 service provider p4 5800 (Nitro) service provider p5 Service Provider (6400 NRP) p7 Service Provider with PT/TARP (2600, 3640)
q q Async q2 IPeXchange Async
r r IBM base option (SRB, SDLLC, STUN, DLSW, QLLC) - used with i, in, d (See note below.) r2 IBM variant for 1600 images r3 IBM variant for Ardent images (3810) r4 reduced IBM subset with BSC/MIB, BSTUN/MIB, aspP/MIB, RSRB/MIB removed.
s s source route switch (SNMP, IP, Bridging, SRB) (10.2 to 11.1) s Additions by Platform via PLUS packs
t t AIP w/ modified Ucode to connect to Teralink 1000 Data (11.2) t Telco return (12.0)
u u IP with VLAN RIP (Network Layer 3 Switching Software, rsrb, srt, srb, sr/tlb)
v v VIP and dual RSP (HSA) support v2 Voice V2D v3 Voice Feature Card v4 Voice (ubr920)
w w WBU Feature Sets
i IISP l LANE & PVC p PNNI v PVC trafffic shaping
w2 Cisco Advantage ED train Feature Sets
a IPX, static routing, gateway b Net Management c FR/X25 y Async
w3 Distributed Director Feature Sets
x x X.25 in 11.1 and earlier releases and on c800 in 12.0T x FR/X.25 in 11.2 (IPeXchange) x H.323 Gatekeeper/Proxy in 11.3 and later releases for 2500, 3620, 3640, mc3810
y (used for image names of platforms smaller than c2500) y reduced IP (SNMP, IP RIP/IGRP/EIGRP, Bridging, ISDN, PPP) (C1003/4) y reduced IP (SNMP, IP RIP/IGRP/EIGRP, Bridging, WAN - X.25) (C1005) (11.2 - includes X.25) (c1005) y IP variant (no Kerberos, Radius, NTP, OSPF, PIM, SMRP, NHRP...) (c1600) y2 IP variant (SNMP, IP RIP/IGRP/EIGRP, WAN - X.25, OSPF, PIM) (C1005) y2 IP Plus variant (no Kerberos, Radius, NTP, ...) (c1600) y3 IP/X.31 y4 reduced IP variant (Cable, Mibs, DHCP, EZHTTP) y5 reduced IP variant (Cable, Mibs, DHCP, EZIP) Home Office y6 reduced IP variant(c800)
z z managed modems
0-9 40 40 bit encryption 56 56 bit encryption 56i 56 bit encryption with IPSEC
Obsolete h reduced desktop subset (SNMP, IP RIP/IGRP/EIGRP, Bridging, ISDN, PPP, IPX, Atalk) 1003/4 h reduced desktop subset (SNMP, IP RIP/IGRP/EIGRP, Bridging, WAN - X.25, IPX, Atalk) 1005
