ZyXEL Communications VMG8924-B30A Firmware Release Notes page 12

QoS
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Proprietary & Confidential Information
 Message Waiting Indicator (RFC 3842)
 T.38 Fax Relay
 Transparent Fax rely over G.711
 Polarity Reverse
 Last Number Redial
 Flexible dial plan (RFC3525 section 7.1.14)
 Call return
 Immediate Dial

SRTP

Music On Hold

Support flexible Packet Classification by:
From Interface
-
- TCP / UDP Port Range
ETH TYPE (IP/ARP/PPPoE/802.1Q)
-
- Source MAC Address
Source MAC Mask
-
Destination MAC Address
-
- Destination MAC Mask
Source IP Address/ Mask
-
- Destination IP Address/ Mask
Predefine Service
-
IP Protocol (TCP, UDP, ICMP, IGMP, User Defined)
-
- DHCP option 60/77
Packet Length
-
- 6-bit DiffServ Code Point (DSCP, RFC 2474)
802.1P 3-bit Class of Service (CoS)
-
802.1Q 12-bit VLAN ID
-
- TCP ACK
DHCP option 61/125
-
 Packet Modification
Support SAME and MARK DSCP field
-
- Support SAME, MARK, REMOVE, and
tag-in-tag(ADD) to 802.1Q VLAN Tag
- Support tag auto translation(AUTO) between DSCP
and 802.1P Class of Service
 Default Queue(phase II)
 Service default priority (ACK, LCP, IGMP, DNS, RIP,ARP ...etc)
 Traffic Shaping:
Rate Limitation for specify remote node.
-
 Auto Priority Mapping(the tag can be automatically translated
between DSCP and 802.1P Class of Service)
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