Những tính năng GNS 3 không hỗ trợ


Well-Known Member
- Dưới đây là những tính năng mà mà switching module (NM-16ESW) 3725 không hỗ trợ:

Access Switch Device Manager (SDM) Template
ACL - Improved Merging Algorithm
ARP Optimization
BGP Increased Support of Numbered as-path Access Lists to 500
BGP Restart Neighbor Session After max-prefix Limit Reached
BGP Route-Map Continue Support for Outbound Policy
Clear Counters Per Port
DHCP Snooping
DHCP Snooping Counters
Diagnotics Options on bootup
ErrDisable Reactivation Per Port
ErrDisable timeout
EtherChannel - Flexible PAgP
Etherchannel Guard
Fallback Bridging
Flex Link Bi-directional Fast Convergence
Flex Link VLAN Load-Balancing
Flex Links Interface Preemption
GOLD - Generic Online Diagnostics
IEEE 802.1ab, Link Layer Discovery Protocol
IEEE 802.1s - Multiple Spanning Tree (MST) Standard Compliance
IEEE 802.1s VLAN Multiple Spanning Trees
IEEE 802.1t
IEEE 802.1W Spanning Tree Rapid Reconfiguration
IEEE 802.1x - Auth Fail Open
IEEE 802.1x - Auth Fail VLAN
IEEE 802.1x - VLAN Assignment
IEEE 802.1x - Wake on LAN Support
IEEE 802.1x Authenticator
IEEE 802.1X Multi-Domain Authentication
IEEE 802.1x RADIUS Accounting
IEEE 802.1x with Port Security
IEEE 802.3ad Link Aggregation (LACP)
IEEE 802.3af Power over Ethernet
IGMP Fast Leave
IGMP Version 1
IP Phone Detection Enhancements
IP Phone Enhancement - PHY Loop Detection
IPSG (IP Source Guard)
Jumbo Frames
L2PT - Layer 2 Protocol Tunneling
MAC Authentication Bypass
MLD Snooping
Multicast Etherchannel Load Balancing
NAC - L2 IEEE 802.1x
NAC - L2 IP with Auth Fail Open
Packet-Based Storm Control
Per Port Per VLAN Policing
Port Security
Port Security on Private VLAN Ports
Private VLANs

QoS Policy Propagation via Border Gateway Protocol (QPPB)
Rapid-Per-VLAN-Spanning Tree (Rapid-PVST)
Reduced MAC Address Usage
Smart Port
Spanning Tree Protocol (STP) - Loop Guard
Spanning Tree Protocol (STP) - Portfast
Spanning Tree Protocol (STP) - PortFast BPDU Filtering
Spanning Tree Protocol (STP) - Portfast Support for Trunks
Spanning Tree Protocol (STP) - Root Guard
Spanning Tree Protocol (STP) - Uplink Load Balancing
SRR (Shaped Round Robin)
Standby Supervisor Port Usage
STP Syslog Messages
Switching Database Manager (SDM)
Trunk Failover
Trusted boundary (extended trust for CDP devices)
Unicast Mac Filtering
UniDirectional Link Detection (UDLD)
VLAN Access Control List (VACL)
VLAN Aware Port Security
Weighted Tail Drop (WTD)


Well-Known Member
- Dưới đây là những tính năng mà GNS3 v1.0 không hỗ trợ

Not supported/working on iou-web

  • Trunking over Cloug
Not supported/working on Layer 3 IOL (Linux)

  • Multicast with BSR
  • NTP Authentication
  • PPPoE (working on 12.4, and 15.2(2.3)T)
  • Routing loops (IOL will crash)
Not supported/working on Layer 2 IOL (Linux)

  • 802.1q Tunneling
  • Cisco ISL trunks
  • DHCP Snooping
  • HSRP address not pingable
  • L2 PortChannel (not working on 12.2, working on 15.0)
  • L3 PortChannel
  • NVI NAT (classic NAT works on TPGEN images only)
  • PVLAN ( có lệnh nhưng khi cấu hình sẽ không hoạt động)
  • QinQ
  • Routing loops (IOL will crash)
  • VTP version 2 (VTP version 1 works)
Not supported/working on Layer 3 IOU (Solaris)

  • VTP version 2 (VTP version 1 works)
Not supported/working on Layer 2 IOU (Solaris)

  • VTP version 2 (VTP version 1 works)