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Feature Enhancements by Firmware Version: 4000-Series

Firmware Versions for the 4000-Series Router in Numberical Order

Version 5.3.8 R1

New Features and Feature Enhancements:

  1. 4551 SHDSL router support
  2. Added support for snmp heartbeat trap
  3. Support for Bridged Frame-Relay (with and without LMI)
  4. IPsec multiple subnet support and static routes
  5. ICMP Dead Peer Detection
  6. Ability to disable ALGs (CLI only)
  7. 4522/4622 T1 interop to Newbridge DSLAMs
  8. Improvements for 4652 SDSL interop to Copper Mountain and Paradyne DSLAMs
  9. Improvements for 4652 IDSL interop to Copper Mountain DSLAM
  10. Allow the user to configure wildcard IPsec VPN ranges in the UI and the CLI for IPsec multiple subnet support
  11. SNMP enterprise traps now report "agent address" as IP address of the interface from which the trap is sent

Resolved Issues:
  1. Ability to ping the WAN interface from the LAN
  2. Expanded DSLAM support

Version 5.3.7

New Features and Feature Enhancements:

  1. HDLC support for 4522/4622
  2. Support for the model 4652 SDSL/IDSL
  3. Support for the model 4622 T1
  4. Support for Newbridge SDSL and IDSL on the model 4652
  5. Support for Copper Mountain SDSL and IDSL on the model 4652
  6. Support for Paradyne SDSL and IDSL on the model 4652
  7. Support for Lucent Stinger SDSL on the model 4652
  8. Improved IAD modem performance
  9. RIP/MD5--Provides an additional level of confidence that the RIP packet received was generated by a reliable source
  10. SNMP:
    1. Ability to set DHCP clients to "Any" - Indicates whether the device will serve addresses to DHCP and to dynamic WAN clients on next reboot
    2. Ability to set the Data Rate Mode to Hunt/Locked
    3. Ability to "name" the router - displays on the root menu underneath the version string
    4. Ability to set SNMP communities - allows user to set read-only and read-write community string
    5. Ability to set router password - Allows the user to set the Superuser name and password, as well as regular users and access level controls
    6. Ability to display Layer 2/PPP status - Indicates the layer 2 status of the specified WAN port
    7. Ability to configure LAN filter sets through SNMP
  11. Multicast support with unnumbered PPP
  12. Improved DHCP behavior with servers offering infinite leases
  13. Enhanced security in the RADIUS/Local User setting in the Security Databases field in the Advanced Security Setup

Resolved Issues:
  1. Blue Alarm reporting
  2. CLI commands for show ip dns and show ip domain-name
  3. Multicast failure with unumbered PPP and negotiated LAN IP address

Version 5.3.5

New Features and Feature Enhancements:
  1. MSN Messenger ALG - Allows use of MSN Messenger without configuration of a specific server in the NAT server list.
  2. AIM Messenger ALG - Allows use of AIM Messenger without configuration of a specific server in the NAT server list. Tested on Win98, ME, Win2K and XP.
  3. Modem Backup - Support for backup via an external modem connected through the console port on 4000-series routers with serial numbers 9729776 and later.
  4. Prioritized TOS (Type of Service) - Allows the router to give priority to certain IP applications that have the TOS bit set.
  5. DHCP Autoconfiguration (Covad) - When the device is configured for the Covad SKU, LAN DHCP serving will recalculate based on an IP/subnet change.
  6. DSO Auto Detection (Covad) - Auto detects the number of DSO's for routers on the Covad network. Applicable to Nokia DSLAMS exclusively.

Resolved Issues:
  1. NAT table updates via SNMP crashed router under certain circumstances.
  2. SNMP configuration of the default gateway wouldn't update in the CLI unless switched to menu mode.
  3. ATM training on the 4522/4622
  4. T1 Autodetect after reboot
  5. Basic Firewall blocking the NTP updates on port 123
  6. Configuration of too many users allowed via the CLI

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