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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
c1000 (OSPF, PIM, SMRP, NLSP, ATIP, ATAURP, FRSVC, RSVP, NAT) c1005 (X.25, full WAN, OSPF, PIM, NLSP, SMRP, ATIP, ATAURP, FRSVC, RSVP, NAT) c1600 (OSPF, IPMULTICAST, NHRP, NTP, NAT, RSVP, FRAME_RELAY_SVC) AT "s" images also have
