User manual
Table Of Contents
- Cisco ONS 15310-CL and Cisco ONS 15310-MA Ethernet Card Software Feature and Configuration Guide
- Contents
- Preface
- Overview of the ML-Series Card
- CTC Operations on the ML-Series Card
- Initial Configuration of the ML-Series Card
- Configuring Interfaces on the ML-Series Card
- Configuring POS on the ML-Series Card
- Configuring STP and RSTP on the ML-Series Card
- STP Features
- STP Overview
- Supported STP Instances
- Bridge Protocol Data Units
- Election of the Root Switch
- Bridge ID, Switch Priority, and Extended System ID
- Spanning-Tree Timers
- Creating the Spanning-Tree Topology
- Spanning-Tree Interface States
- Spanning-Tree Address Management
- STP and IEEE 802.1Q Trunks
- Spanning Tree and Redundant Connectivity
- Accelerated Aging to Retain Connectivity
- RSTP Features
- Interoperability with IEEE 802.1D STP
- Configuring STP and RSTP Features
- Default STP and RSTP Configuration
- Disabling STP and RSTP
- Configuring the Root Switch
- Configuring the Port Priority
- Configuring the Path Cost
- Configuring the Switch Priority of a Bridge Group
- Configuring the Hello Time
- Configuring the Forwarding-Delay Time for a Bridge Group
- Configuring the Maximum-Aging Time for a Bridge Group
- Verifying and Monitoring STP and RSTP Status
- STP Features
- Configuring VLANs on the ML-Series Card
- Configuring IEEE 802.1Q Tunneling and Layer 2 Protocol Tunneling on the ML-Series Card
- Configuring Link Aggregation on the ML-Series Card
- Configuring IRB on the ML-Series Card
- Configuring Quality of Service on the ML-Series Card
- Understanding QoS
- ML-Series QoS
- QoS on RPR
- Configuring QoS
- Monitoring and Verifying QoS Configuration
- QoS Configuration Examples
- Understanding Multicast QoS and Multicast Priority Queuing
- Configuring Multicast Priority Queuing QoS
- QoS not Configured on Egress
- ML-Series Egress Bandwidth Example
- Understanding CoS-Based Packet Statistics
- Configuring CoS-Based Packet Statistics
- Understanding IP SLA
- Configuring the Switching Database Manager on the ML-Series Card
- Configuring Access Control Lists on the ML-Series Card
- Configuring Resilient Packet Ring on the ML-Series Card
- Understanding RPR
- Configuring RPR
- Connecting the ML-Series Cards with Point-to-Point STS Circuits
- Configuring CTC Circuits for RPR
- Configuring RPR Characteristics and the SPR Interface on the ML-Series Card
- Assigning the ML-Series Card POS Ports to the SPR Interface
- Creating the Bridge Group and Assigning the Ethernet and SPR Interfaces
- RPR Cisco IOS Configuration Example
- Verifying Ethernet Connectivity Between RPR Ethernet Access Ports
- CRC Threshold Configuration and Detection
- Monitoring and Verifying RPR
- Add an ML-Series Card into an RPR
- Delete an ML-Series Card from an RPR
- Cisco Proprietary RPR KeepAlive
- Cisco Proprietary RPR Shortest Path
- Redundant Interconnect
- Configuring Security for the ML-Series Card
- Understanding Security
- Disabling the Console Port on the ML-Series Card
- Secure Login on the ML-Series Card
- Secure Shell on the ML-Series Card
- RADIUS on the ML-Series Card
- RADIUS Relay Mode
- RADIUS Stand Alone Mode
- Understanding RADIUS
- Configuring RADIUS
- Default RADIUS Configuration
- Identifying the RADIUS Server Host
- Configuring AAA Login Authentication
- Defining AAA Server Groups
- Configuring RADIUS Authorization for User Privileged Access and Network Services
- Starting RADIUS Accounting
- Configuring a nas-ip-address in the RADIUS Packet
- Configuring Settings for All RADIUS Servers
- Configuring the ML-Series Card to Use Vendor-Specific RADIUS Attributes
- Configuring the ML-Series Card for Vendor-Proprietary RADIUS Server Communication
- Displaying the RADIUS Configuration
- Configuring Bridging on the ML-Series Card
- CE-100T-8 Ethernet Operation
- Command Reference for the ML-Series Card
- [no] bridge bridge-group-number protocol {drpri-rstp | ieee | rstp}
- clear counters
- [no] clock auto
- interface spr 1
- [no] pos mode gfp [fcs-disabled]
- [no] pos pdi holdoff time
- [no] pos report alarm
- [non] pos trigger defects condition
- [no] pos trigger delay time
- [no] pos vcat defect {immediate | delayed}
- show controller pos interface-number [details]
- show interface pos interface-number
- show ons alarm
- show ons alarm defect {[eqpt | port [port-number] | sts [sts-number] | vcg [vcg-number] | vt]}
- show ons alarm failure {[eqpt | port [port-number] | sts [sts-number] | vcg [vcg-number] | vt]}
- spr-intf-id shared-packet-ring-number
- [no] spr load-balance { auto | port-based }
- spr station-id station-id-number
- spr wrap { immediate | delayed }
- Unsupported CLI Commands for the ML-Series Card
- Using Technical Support
- Index

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Cisco ONS 15310-CL and Cisco ONS 15310-MA Ethernet Card Software Feature and Configuration Guide R8.5
78-18133-01
Chapter 17 CE-100T-8 Ethernet Operation
CE-100T-8 Ethernet Features
The CE-100T-8 offers full TL1-based provisioning capability. Refer to the Cisco ONS SONET TL1
Command Guide for CE-100T-8 TL1 provisioning commands.
CE-100T-8 Ethernet Features
The CE-100T-8 card has eight front-end Ethernet ports which use standard RJ-45 connectors for
10BASE-T Ethernet/100BASE-TX Ethernet media. Ethernet Ports 1 through 8 each map to a POS port
with a corresponding number. The console port on the CE-100T-8 card is not functional.
The CE-100T-8 cards forward valid Ethernet frames unmodified over the SONET network. Information
in the headers is not affected by the encapsulation and transport. For example, included IEEE 802.1Q
information will travel through the process unaffected.
The ONS 15454 CE-100T-8 and the ONS 15310 CE-100T-8 support maximum Ethernet frame sizes of
1600 bytes including the CRC. The MTU size is not configureable and is set at a 1500 byte maximum
(standard Ethernet MTU). Baby giant frames in which the standard Ethernet frame is augmented by
IEEE 802.1 Q tags or MPLS tags are also supported. Full Jumbo frames (9000 byte maximum) are not
supported.
The CE-100T-8 cards discard certain types of erroneous Ethernet frames rather than transport them over
SONET. Erroneous Ethernet frames include corrupted frames with cyclic redundancy check (CRC)
errors and undersized frames that do not conform to the minimum 64-byte length Ethernet standard.
Note Many Ethernet attributes are also available through the network element default feature. For more
information on NE defaults, refer to the “Network Element Defaults” appendix in the Cisco ONS 15454
Reference Manual.
Autonegotiation, Flow Control, and Frame Buffering
On the CE-100T-8 card, Ethernet link autonegotiation is on by default when the speed or duplex of the
port is set to auto. The user can also set the link speed, duplex, selective autonegotiation, and flow control
manually under the card-level Provisioning tab of CTC.
The CE-100T-8 card supports selective autonegotiation on the Ethernet ports. If selective
autonegotiation is enabled, the port attempts to autonegotiate only to a specific speed and duplex. The
link will come up if both the speed and duplex of the attached autonegotiating device matches that of the
port. You cannot enable selective autonegotiation if either the speed or duplex of the port is set to auto.
The CE-100T-8 card supports IEEE 802.3x flow control and frame buffering to reduce data traffic
congestion. Flow control is on by default.
To prevent over-subscription, buffer memory is available for each port. When the buffer memory on the
Ethernet port nears capacity, the CE-100T-8 card uses IEEE 802.3x flow control to transmit a pause
frame to the attached Ethernet device. Flow control and autonegotiation frames are local to the Fast
Ethernet interfaces and the attached Ethernet devices. These frames do not continue through the POS
ports.
The CE-100T-8 card has symmetric flow control and proposes symmetric flow control when
autonegotiating flow control with attached Ethernet devices. Symmetric flow control allows the
CE-100T-8 cards to respond to pause frames sent from external devices and to send pause frames to
external devices.