Home Theater Server User Manual
Table Of Contents
- Contents
- About This Document
- Network Security
- TCP SYN attacks
- IP TCP syn-proxy
- Granular application of syn-proxy feature
- Syn-def
- No response to non-SYN first packet of a TCP flow
- Prioritizing management traffic
- Peak BP utilization with TRAP
- Transaction Rate Limit (TRL)
- Understanding transaction rate limit
- Configuring transaction rate limit
- Configuring the maximum number of rules
- Saving a TRL configuration
- Transaction rate limit command reference
- Global TRL
- TRL plus security ACL-ID
- security acl-id
- Transaction rate limit hold-down value
- Displaying TRL rules statistics
- Displaying TRL rules in a policy
- Displaying IP address with held down traffic
- Refusing new connections from a specified IP address
- HTTP TRL
- Overview of HTTP TRL
- Configuring HTTP TRL
- Displaying HTTP TRL
- Display all HTTP TRL policies
- Display HTTP TRL policy from index
- Display HTTP TRL policy client
- Display HTTP TRL policy starting from index
- Display HTTP TRL policy matching a regular expression
- Display HTTP TRL policy client index (MP)
- Display HTTP TRL policy client index (BP)
- Display HTTP TRL policy for all client entries (BP)
- Downloading an HTTP TRL policy through TFTP
- HTTP TRL policy commands
- Logging for DoS Attacks
- Maximum connections
- clear statistics dos-attack
- Maximum concurrent connection limit per client
- Firewall load balancing enhancements
- Syn-cookie threshhold trap
- Service port attack protection in hardware
- Traffic segmentation
- DNS attack protection
- Access Control List
- How ServerIron processes ACLs
- Default ACL action
- Types of IP ACLs
- ACL IDs and entries
- ACL entries and the Layer 4 CAM
- Configuring numbered and named ACLs
- Modifying ACLs
- Displaying a list of ACL entries
- Applying an ACLs to interfaces
- ACL logging
- Dropping all fragments that exactly match a flow-based ACL
- Enabling ACL filtering of fragmented packets
- Enabling hardware filtering for packets denied by flow-based ACLs
- Enabling strict TCP or UDP mode for flow-based ACLs
- ACLs and ICMP
- Using ACLs and NAT on the same interface (flow-based ACLs)
- Displaying ACL bindings
- Troubleshooting rule-based ACLs
- IPv6 Access Control Lists
- Network Address Translation
- Syn-Proxy and DoS Protection
- Understanding Syn-Proxy
- Configuring Syn-Proxy
- DDoS protection
- Configuring a security filter
- Configuring a Generic Rule
- Configuring a rule for common attack types
- Configuring a rule for ip-option attack types
- Configuring a rule for icmp-type options
- Configuring a rule for IPv6 ICMP types
- Configuring a rule for IPv6 ext header types
- Binding the filter to an interface
- Clearing DOS attack statistics
- Clearing all DDOS Filter & Attack Counters
- Logging for DoS attacks
- Displaying security filter statistics
- Address-sweep and port-scan logging
- Secure Socket Layer (SSL) Acceleration
- SSL overview
- SSL acceleration on the ServerIron ADX
- Configuring SSL on a ServerIron ADX
- Basic SSL profile configuration
- Advanced SSL profile configuration
- Configuring Real and Virtual Servers for SSL Termination and Proxy Mode
- Configuration Examples for SSL Termination and Proxy Modes
- SSL debug and troubleshooting commands
- Displaying socket information
vi ServerIron ADX Security Guide
53-1002440-03
Transaction Rate Limit (TRL) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7
Understanding transaction rate limit . . . . . . . . . . . . . . . . . . . . . . 7
Configuring transaction rate limit . . . . . . . . . . . . . . . . . . . . . . . . . 8
Configuring the maximum number of rules . . . . . . . . . . . . . . . .12
Saving a TRL configuration . . . . . . . . . . . . . . . . . . . . . . . . . . . . .13
Transaction rate limit command reference . . . . . . . . . . . . . . . .13
Global TRL . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 14
TRL plus security ACL-ID . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .15
security acl-id . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .15
Transaction rate limit hold-down value. . . . . . . . . . . . . . . . . . . .15
Displaying TRL rules statistics. . . . . . . . . . . . . . . . . . . . . . . . . . .15
Displaying TRL rules in a policy. . . . . . . . . . . . . . . . . . . . . . . . . .15
Displaying IP address with held down traffic . . . . . . . . . . . . . . . 16
Refusing new connections from a specified IP address . . . . . . 16
HTTP TRL . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 17
Overview of HTTP TRL . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 17
HTTP TRL features . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 17
Configuring HTTP TRL . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .18
Configuring HTTP TRL client . . . . . . . . . . . . . . . . . . . . . . . . . . . .18
Configuring HTTP TRL defaults . . . . . . . . . . . . . . . . . . . . . . . . . . 19
Sample HTTP TRL configuration . . . . . . . . . . . . . . . . . . . . . . . . .20
Displaying HTTP TRL . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 21
Display all HTTP TRL policies. . . . . . . . . . . . . . . . . . . . . . . . . . . .22
Display HTTP TRL policy from index . . . . . . . . . . . . . . . . . . . . . .22
Display HTTP TRL policy client. . . . . . . . . . . . . . . . . . . . . . . . . . .23
Display HTTP TRL policy starting from index . . . . . . . . . . . . . . .23
Display HTTP TRL policy matching a regular expression. . . . . . 24
Display HTTP TRL policy client index (MP) . . . . . . . . . . . . . . . . . 24
Display HTTP TRL policy client index (BP). . . . . . . . . . . . . . . . . .25
Display HTTP TRL policy for all client entries (BP) . . . . . . . . . . .26
Downloading an HTTP TRL policy through TFTP . . . . . . . . . . . . . . . .26
HTTP TRL policy commands . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 27
Client-name <client-name> monitor-interval . . . . . . . . . . . . . . . 27
Client-name <client-name> max-conn . . . . . . . . . . . . . . . . . . . . 27
Client-name <client-name> exceed-action . . . . . . . . . . . . . . . .28
Default monitor-interval. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .28
Default max-conn. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .29
Default exceed-action . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .29
Logging for DoS Attacks . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .30
Configuration commands . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .30
show server conn-rate . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 31
Maximum connections . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 31
clear statistics dos-attack. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 31
Maximum concurrent connection limit per client . . . . . . . . . . . . . . .32
Limiting the number of concurrent connections per client. . . .32










