Cisco Systems, Inc.
All contents are Copyright © 1992–2003 Cisco Systems, Inc. All rights reserved. Important Notices and Privacy Statement.
Page 14 of 19
Cisco IOS Software Feature Sets
The Cisco 1751 Router supports a choice of Cisco IOS Software feature sets. Each feature set requires specific
amounts of Flash and DRAM memory in the product. For default memory configurations, please see Table 11.
The Cisco 1751 Router supports a choice of Cisco IOS Software feature sets with rich data features as well as data/
voice features (Table 12). Each feature set requires specific amounts of RAM and Flash memory in the product.
• Cisco IOS IP base feature sets include: NAT, OSPF, RADIUS, and NHRP.
• Plus feature sets contain L2TP, L2F, the Border Gateway Protocol (BGP), IP Muliticast, Frame Relay SVC, RSVP,
the NetWare Link Services Protocol (NLSP), AppleTalk SMRP, the Web Cache Control Protocol (WCCP), and
the Network Timing Protocol (NTP).
G.711 24 6
G.729ab
2
/G.729a 24 3
G.726 24 3
G.723 2- 2
G.728 2- 2
Fax Relay 24 3
1. BRI VIC support in Flexi-6 starts from 12.2(8)YN or 12.3(1)T.
2. G.729 and G.729b is not supported in MC or Flexi-6 images.
Table 10 DSP Modules Available on Cisco 1751
Modules DSPs
PVDM-256K-4 1 DSP Module
PVDM-256K-8 2 DSP Modules
PVDM-256K-12 3 DSP Modules
PVDM-256K-16HD 4 DSP Modules
PVDM-256K-20HD 5 DSP Modules
Table 11 Cisco 1751 Router Memory Defaults and Maximums
Model Number Default FLASH/Maximum FLASH Default DRAM/Maximum DRAM
Cisco 1751 16 MB/16 MB 32 MB/96 MB
Cisco 1751-V Multiservice Model 32 MB/32 MB 64 MB/128 MB
Table 9 The number of channels supported by one DSP (PVDM-256K-4) per codec type
Firmware
To Next Page
Loading...
Need help?
General
