OCx/STMx ATM IOAs

Table 19: OCx/STMx ATM IOA

Protocol or Application	ES2–S1 OC3–8 STM1 ATM IOA	ES2–S1 OC12–2 STM4 ATM IOA
Accepts traffic destined for GRE tunnels	Yes	Yes
or DVMRP (IP-in-IP) tunnels
APS/MSP	No	No
ATM	Yes	Yes
BERT	No	No
BGP	Yes	Yes
BGP/MPLS VPNs	Yes	Yes
Bridged Ethernet	Yes	Yes
Bridged IP	Yes	Yes
CBF	No	No
Cisco HDLC	No	No
DHCP external server	Yes	Yes
DHCP local server	Yes	Yes
DVMRP and GRE support—access side	Yes	Yes
DVMRP and GRE support—server side	Yes (over shared tunnel server ports)	Yes (over shared tunnel server ports)
Dynamic interfaces	Yes	Yes
F4 OAM and F5 OAM (ATM	Yes	Yes
administration)
FDL (facilities data link)	No	No
Firewall	No	No
Frame Relay	No	No
IEEE 802.3ad link aggregation	No	No
IP	Yes	Yes
IP multicast	Yes	Yes
IP reassembly for tunneled packets	Yes	Yes
IPSec	No	No
IPv6	Yes	Yes

OCx/STMx ATM IOAs ■ 53