Specifications

Release Notes for Cisco IOS Release 12.0 S

78-7130-11 Rev. B0

New and Changed Information

New Features in Cisco IOS Release 12.0(10)S

Many of the new features in Cisco IOS Release 12.0 S were introduced in other Cisco IOS releases. For

more complete information, refer to the original release.

2 x 32-Bit Counters

Platforms: Cisco 12000 series

Cisco IOS Release 12.0 S now supports 2 x 32-bit counters. The 2 x 32-bit counters MIB will allow the

64-bit counters ifHCInOctets, ifHCInUcastPkts, ifHCOutOctets, and ifHCOutUcastPkts to each be

represented as two 32-bit objects. One object will represent the upper 32-bits and the other the lower

32-bits. The new objects are as follows:

• cHCCounterIfInOctetsUpper

• cHCCounterIfInOctetsLower

• cHCCounterIfInUcastPktsUpper

• cHCCounterIfInUcastPktsLower

• cHCCounterIfOutOctetsUpper

• cHCCounterIfOutOctetsLower

• cHCCounterIfOutUcastPktsUpper

• cHCCounterIfOutUcastPktsLower

8xOC-3 POS or 16xOC-3 POS Line Card

Platforms: Cisco 12000 series

The single-mode or multimode 8xOC-3 POS or 16xOC-3 POS line card allows Cisco 12000 series

routers to aggregate large amounts of data on existing fiber networks. The 8xOC-3 POS or 16xOC-3

POS line card interfaces with the switch fabric in the Cisco 12000 series router and provides a support

level of 64 ports per 8-port system and 256 ports per 16-port system. Support for quality of service

(QoS) packet flow control processing provides an additional value-added routing feature for Internet

service providers (ISPs).

The 8xOC-3 POS line card provides Cisco 12000 series routers with 8 OC-3/STM-1 ports per slot or

up to 64 OC-3/STM-1 ports per system. The 16xOC-3 POS line card provides Cisco 12000 series

routers with 16 OC-3/STM-1 ports per slot or up to 256 OC-3/STM-1 ports per system. See the

following document for further information:

http://www.cisco.com/univercd/cc/td/doc/product/core/cis12012/bfrcfig/41812oc3.htm