| | Attribute Name | Code | Section | Data | MUST | MAY | SHLD NOT | MUST NOT | Encr | |
| | # RFC 3588 - Diameter # | | | | | | | | | |
| | Acct-Interim-Interval | 85 | 9.8.2 | Unsigned32 | M | P | | V | Y | |
| | Accounting-Realtime-Required | 483 | 9.8.7 | Enumerated | M | P | | V | Y | |
| | Acct-Multi-Session-Id | 50 | 9.8.5 | UTF8String | M | P | | V | Y | |
| | Accounting-Record-Number | 485 | 9.8.3 | Unsigned32 | M | P | | V | Y | |
| | Accounting-Record-Type | 480 | 9.8.1 | Enumerated | M | P | | V | Y | |
| | Accounting-Session-Id | 44 | 9.8.4 | OctetString | M | P | | V | Y | |
| | Accounting-Sub-Session-Id | 287 | 9.8.6 | Unsigned64 | M | P | | V | Y | |
| | Acct-Application-Id | 259 | 6.9 | Unsigned32 | M | P | | V | N | |
| | Auth-Application-Id | 258 | 6.8 | Unsigned32 | M | P | | V | N | |
| | Auth-Request-Type | 274 | 8.7 | Enumerated | M | P | | V | N | |
| | Authorization-Lifetime | 291 | 8.9 | Unsigned32 | M | P | | V | N | |
| | Auth-Grace-Period | 276 | 8.10 | Unsigned32 | M | P | | V | N | |
| | Auth-Session-State | 277 | 8.11 | Enumerated | M | P | | V | N | |
| | Re-Auth-Request-Type | 285 | 8.12 | Enumerated | M | P | | V | N | |
| | Class | 25 | 8.20 | OctetString | M | P | | V | Y | |
| | Destination-Host | 293 | 6.5 | DiamIdent | M | P | | V | N | |
| | Destination-Realm | 283 | 6.6 | DiamIdent | M | P | | V | N | |
| | Disconnect-Cause | 273 | 5.4.3 | Enumerated | M | P | | V | N | |
| | E2E-Sequence-AVP | 300 | 6.15 | Grouped | M | P | | V | Y | |
| | Error-Message | 281 | 7.3 | UTF8String | | P | | V,M | N | |
| | Error-Reporting-Host | 294 | 7.4 | DiamIdent | | P | | V,M | N | |
| | Event-Timestamp | 55 | 8.21 | Time | M | P | | V | N | |
| | Experimental-Result | 297 | 7.6 | Grouped | M | P | | V | N | |
| | Experimental-Result-Code | 298 | 7.7 | Unsigned32 | M | P | | V | N | |
| | Failed-AVP | 279 | 7.5 | Grouped | M | P | | V | N | |
| | Firmware-Revision | 267 | 5.3.4 | Unsigned32 | | | | P,V,M | N | |
| | Host-IP-Address | 257 | 5.3.5 | Address | M | P | | V | N | |
| | Inband-Security-Id | 299 | 6.10 | Unsigned32 | M | P | | V | N | |
| | Multi-Round-Time-Out | 272 | 8.19 | Unsigned32 | M | P | | V | Y | |
| | Origin-Host | 264 | 6.3 | DiamIdent | M | P | | V | N | |
| | Origin-Realm | 296 | 6.4 | DiamIdent | M | P | | V | N | |
| | Origin-State-Id | 278 | 8.16 | Unsigned32 | M | P | | V | N | |
| | Product-Name | 269 | 5.3.7 | UTF8String | | | | P,V,M | N | |
| | Proxy-Host | 280 | 6.7.3 | DiamIdent | M | | | P,V | N | |
| | Proxy-Info | 284 | 6.7.2 | Grouped | M | | | P,V | N | |
| | Proxy-State | 33 | 6.7.4 | OctetString | M | | | P,V | N | |
| | Redirect-Host | 292 | 6.12 | DiamURI | M | P | | V | N | |
| | Redirect-Host-Usage | 261 | 6.13 | Enumerated | M | P | | V | N | |
| | Redirect-Max-Cache-Time | 262 | 6.14 | Unsigned32 | M | P | | V | N | |
| | Result-Code | 268 | 7.1 | Unsigned32 | M | P | | V | N | |
| | Route-Record | 282 | 6.7.1 | DiamIdent | M | | | P,V | N | |
| | Session-Id | 263 | 8.8 | UTF8String | M | P | | V | Y | |
| | Session-Timeout | 27 | 8.13 | Unsigned32 | M | P | | V | N | |
| | Session-Binding | 270 | 8.17 | Unsigned32 | M | P | | V | Y | |
| | Session-Server-Failover | 271 | 8.18 | Enumerated | M | P | | V | Y | |
| | Supported-Vendor-Id | 265 | 5.3.6 | Unsigned32 | M | P | | V | N | |
| | Termination-Cause | 295 | 8.15 | Enumerated | M | P | | V | N | |
| | User-Name | 1 | 8.14 | UTF8String | M | P | | V | Y | |
| | Vendor-Id | 266 | 5.3.3 | Unsigned32 | M | P | | V | N | |
| | Vendor-Specific-Application-Id | 260 | 6.11 | Grouped | M | P | | V | N | |
| | # RFC 4005 - NAS # | | | | | | | | | |
| | NAS-Port | 5 | 4.2 | Unsigned32 | M | P | | V | Y | |
| | NAS-Port-Id | 87 | 4.3 | UTF8String | M | P | | V | Y | |
| | NAS-Port-Type | 61 | 4.4 | Enumerated | M | P | | V | Y | |
| | Called-Station-Id | 30 | 4.5 | UTF8String | M | P | | V | Y | |
| | Calling-Station-Id | 31 | 4.6 | UTF8String | M | P | | V | Y | |
| | Connect-Info | 77 | 4.7 | UTF8String | M | P | | V | Y | |
| | Originating-Line-Info | 94 | 4.8 | OctetString | | M,P | | V | Y | |
| | Reply-Message | 18 | 4.9 | UTF8String | M | P | | V | Y | |
| | User-Password | 2 | 5.1 | OctetString | M | P | | V | Y | |
| | Password-Retry | 75 | 5.2 | Unsigned32 | M | P | | V | Y | |
| | Prompt | 76 | 5.3 | Enumerated | M | P | | V | Y | |
| | CHAP-Auth | 402 | 5.4 | Grouped | M | P | | V | Y | |
| | CHAP-Algorithm | 403 | 5.5 | Enumerated | M | P | | V | Y | |
| | CHAP-Ident | 404 | 5.6 | OctetString | M | P | | V | Y | |
| | CHAP-Response | 405 | 5.7 | OctetString | M | P | | V | Y | |
| | CHAP-Challenge | 60 | 5.8 | OctetString | M | P | | V | Y | |
| | ARAP-Password | 70 | 5.9 | OctetString | M | P | | V | Y | |
| | ARAP-Challenge-Response | 84 | 5.10 | OctetString | M | P | | V | Y | |
| | ARAP-Security | 73 | 5.11 | Unsigned32 | M | P | | V | Y | |
| | ARAP-Security-Data | 74 | 5.12 | OctetString | M | P | | V | Y | |
| | Service-Type | 6 | 6.1 | Enumerated | M | P | | V | Y | |
| | Callback-Number | 19 | 6.2 | UTF8String | M | P | | V | Y | |
| | Callback-Id | 20 | 6.3 | UTF8String | M | P | | V | Y | |
| | Idle-Timeout | 28 | 6.4 | Unsigned32 | M | P | | V | Y | |
| | Port-Limit | 62 | 6.5 | Unsigned32 | M | P | | V | Y | |
| | NAS-Filter-Rule | 400 | 6.6 | IPFltrRule | M | P | | V | Y | |
| | Filter-Id | 11 | 6.7 | UTF8String | M | P | | V | Y | |
| | Configuration-Token | 78 | 6.8 | OctetString | M | | | P,V | | |
| | QoS-Filter-Rule | 407 | 6.9 | QoSFltrRule | | | | | | |
| | Framed-Protocol | 7 | 6.10.1 | Enumerated | M | P | | V | Y | |
| | Framed-Routing | 10 | 6.10.2 | Enumerated | M | P | | V | Y | |
| | Framed-MTU | 12 | 6.10.3 | Unsigned32 | M | P | | V | Y | |
| | Framed-Compression | 13 | 6.10.4 | Enumerated | M | P | | V | Y | |
| | Framed-IP-Address | 8 | 6.11.1 | OctetString | M | P | | V | Y | |
| | Framed-IP-Netmask | 9 | 6.11.2 | OctetString | M | P | | V | Y | |
| | Framed-Route | 22 | 6.11.3 | UTF8String | M | P | | V | Y | |
| | Framed-Pool | 88 | 6.11.4 | OctetString | M | P | | V | Y | |
| | Framed-Interface-Id | 96 | 6.11.5 | Unsigned64 | M | P | | V | Y | |
| | Framed-IPv6-Prefix | 97 | 6.11.6 | OctetString | M | P | | V | Y | |
| | Framed-IPv6-Route | 99 | 6.11.7 | UTF8String | M | P | | V | Y | |
| | Framed-IPv6-Pool | 100 | 6.11.8 | OctetString | M | P | | V | Y | |
| | Framed-IPX-Network | 23 | 6.12.1 | UTF8String | M | P | | V | Y | |
| | Framed-Appletalk-Link | 37 | 6.13.1 | Unsigned32 | M | P | | V | Y | |
| | Framed-Appletalk-Network | 38 | 6.13.2 | Unsigned32 | M | P | | V | Y | |
| | Framed-Appletalk-Zone | 39 | 6.13.3 | OctetString | M | P | | V | Y | |
| | ARAP-Features | 71 | 6.14.1 | OctetString | M | P | | V | Y | |
| | ARAP-Zone-Access | 72 | 6.14.2 | Enumerated | M | P | | V | Y | |
| | Login-IP-Host | 14 | 6.15.1 | OctetString | M | P | | V | Y | |
| | Login-IPv6-Host | 98 | 6.15.2 | OctetString | M | P | | V | Y | |
| | Login-Service | 15 | 6.15.3 | Enumerated | M | P | | V | Y | |
| | Login-TCP-Port | 16 | 6.16.1 | Unsigned32 | M | P | | V | Y | |
| | Login-LAT-Service | 34 | 6.17.1 | OctetString | M | P | | V | Y | |
| | Login-LAT-Node | 35 | 6.17.2 | OctetString | M | P | | V | Y | |
| | Login-LAT-Group | 36 | 6.17.3 | OctetString | M | P | | V | Y | |
| | Login-LAT-Port | 63 | 6.17.4 | OctetString | M | P | | V | Y | |
| | Tunneling | 401 | 7.1 | Grouped | M | P | | V | N | |
| | Tunnel-Type | 64 | 7.2 | Enumerated | M | P | | V | Y | |
| | Tunnel-Medium-Type | 65 | 7.3 | Enumerated | M | P | | V | Y | |
| | Tunnel-Client-Endpoint | 66 | 7.4 | UTF8String | M | P | | V | Y | |
| | Tunnel-Server-Endpoint | 67 | 7.5 | UTF8String | M | P | | V | Y | |
| | Tunnel-Password | 69 | 7.6 | OctetString | M | P | | V | Y | |
| | Tunnel-Private-Group-Id | 81 | 7.7 | OctetString | M | P | | V | Y | |
| | Tunnel-Assignment-Id | 82 | 7.8 | OctetString | M | P | | V | Y | |
| | Tunnel-Preference | 83 | 7.9 | Unsigned32 | M | P | | V | Y | |
| | Tunnel-Client-Auth-Id | 90 | 7.10 | UTF8String | M | P | | V | Y | |
| | Tunnel-Server-Auth-Id | 91 | 7.11 | UTF8String | M | P | | V | Y | |
| | Accounting-Input-Octets | 363 | 8.1 | Unsigned64 | M | P | | V | Y | |
| | Accounting-Output-Octets | 364 | 8.2 | Unsigned64 | M | P | | V | Y | |
| | Accounting-Input-Packets | 365 | 8.3 | Unsigned64 | M | P | | V | Y | |
| | Accounting-Output-Packets | 366 | 8.4 | Unsigned64 | M | P | | V | Y | |
| | Acct-Session-Time | 46 | 8.5 | Unsigned32 | M | P | | V | Y | |
| | Acct-Authentic | 45 | 8.6 | Enumerated | M | P | | V | Y | |
| | Acounting-Auth-Method | 406 | 8.7 | Enumerated | M | P | | V | Y | |
| | Acct-Delay-Time | 41 | 8.8 | Unsigned32 | M | P | | V | Y | |
| | Acct-Link-Count | 51 | 8.9 | Unsigned32 | M | P | | V | Y | |
| | Acct-Tunnel-Connection | 68 | 8.10 | OctetString | M | P | | V | Y | |
| | Acct-Tunnel-Packets-Lost | 86 | 8.11 | Unsigned32 | M | P | | V | Y | |
| | NAS-Identifier | 32 | 9.3.1 | UTF8String | M | P | | V | Y | |
| | NAS-IP-Address | 4 | 9.3.2 | OctetString | M | P | | V | Y | |
| | NAS-IPv6-Address | 95 | 9.3.3 | OctetString | M | P | | V | Y | |
| | State | 24 | 9.3.4 | OctetString | M | P | | V | Y | |
| | Termination-Cause | 295 | 9.3.5 | Enumerated | M | P | | V | Y | |
| | Origin-AAA-Protocol | 408 | 9.3.6 | Enumerated | M | P | | V | Y | |
| | # RFC 4006 - DCCA # | | | | | | | | | |
| | CC-Correlation-Id | 411 | 8.1 | OctetString | | P,M | | V | Y | |
| | CC-Input-Octets | 412 | 8.24 | Unsigned64 | M | P | | V | Y | |
| | CC-Money | 413 | 8.22 | Grouped | M | P | | V | Y | |
| | CC-Output-Octets | 414 | 8.25 | Unsigned64 | M | P | | V | Y | |
| | CC-Request-Number | 415 | 8.2 | Unsigned32 | M | P | | V | Y | |
| | CC-Request-Type | 416 | 8.3 | Enumerated | M | P | | V | Y | |
| | CC-Service-Specific-Units | 417 | 8.26 | Unsigned64 | M | P | | V | Y | |
| | CC-Session-Failover | 418 | 8.4 | Enumerated | M | P | | V | Y | |
| | CC-Sub-Session-Id | 419 | 8.5 | Unsigned64 | M | P | | V | Y | |
| | CC-Time | 420 | 8.21 | Unsigned32 | M | P | | V | Y | |
| | CC-Total-Octets | 421 | 8.23 | Unsigned64 | M | P | | V | Y | |
| | CC-Unit-Type | 454 | 8.32 | Enumerated | M | P | | V | Y | |
| | Check-Balance-Result | 422 | 8.6 | Enumerated | M | P | | V | Y | |
| | Cost-Information | 423 | 8.7 | Grouped | M | P | | V | Y | |
| | Cost-Unit | 424 | 8.12 | UTF8String | M | P | | V | Y | |
| | Credit-Control | 426 | 8.13 | Enumerated | M | P | | V | Y | |
| | Credit-Control-Failure-Handling | 427 | 8.14 | Enumerated | M | P | | V | Y | |
| | Currency-Code | 425 | 8.11 | Unsigned32 | M | P | | V | Y | |
| | Direct-Debiting-Failure-Handling | 428 | 8.15 | Enumerated | M | P | | V | Y | |
| | Exponent | 429 | 8.9 | Integer32 | M | P | | V | Y | |
| | Final-Unit-Action | 449 | 8.35 | Enumerated | M | P | | V | Y | |
| | Final-Unit-Indication | 430 | 8.34 | Grouped | M | P | | V | Y | |
| | Granted-Service-Unit | 431 | 8.17 | Grouped | M | P | | V | Y | |
| | G-S-U-Pool-Identifier | 453 | 8.31 | Unsigned32 | M | P | | V | Y | |
| | G-S-U-Pool-Reference | 457 | 8.30 | Grouped | M | P | | V | Y | |
| | Multiple-Services-Credit-Control | 456 | 8.16 | Grouped | M | P | | V | Y | |
| | Multiple-Services-Indicator | 455 | 8.40 | Enumerated | M | P | | V | Y | |
| | Rating-Group | 432 | 8.29 | Unsigned32 | M | P | | V | Y | |
| | Redirect-Address-Type | 433 | 8.38 | Enumerated | M | P | | V | Y | |
| | Redirect-Server | 434 | 8.37 | Grouped | M | P | | V | Y | |
| | Redirect-Server-Address | 435 | 8.39 | UTF8String | M | P | | V | Y | |
| | Requested-Action | 436 | 8.41 | Enumerated | M | P | | V | Y | |
| | Requested-Service-Unit | 437 | 8.18 | Grouped | M | P | | V | Y | |
| | Restriction-Filter-Rule | 438 | 8.36 | IPFiltrRule | M | P | | V | Y | |
| | Service-Context-Id | 461 | 8.42 | UTF8String | M | P | | V | Y | |
| | Service-Identifier | 439 | 8.28 | Unsigned32 | M | P | | V | Y | |
| | Service-Parameter-Info | 440 | 8.43 | Grouped | | P,M | | V | Y | |
| | Service-Parameter-Type | 441 | 8.44 | Unsigned32 | | P,M | | V | Y | |
| | Service-Parameter-Value | 442 | 8.45 | OctetString | | P,M | | V | Y | |
| | Subscription-Id | 443 | 8.46 | Grouped | M | P | | V | Y | |
| | Subscription-Id-Data | 444 | 8.48 | UTF8String | M | P | | V | Y | |
| | Subscription-Id-Type | 450 | 8.47 | Enumerated | M | P | | V | Y | |
| | Tariff-Change-Usage | 452 | 8.27 | Enumerated | M | P | | V | Y | |
| | Tariff-Time-Change | 451 | 8.20 | Time | M | P | | V | Y | |
| | Unit-Value | 445 | 8.8 | Grouped | M | P | | V | Y | |
| | Used-Service-Unit | 446 | 8.19 | Grouped | M | P | | V | Y | |
| | User-Equipment-Info | 458 | 8.49 | Grouped | | P,M | | V | Y | |
| | User-Equipment-Info-Type | 459 | 8.50 | Enumerated | | P,M | | V | Y | |
| | User-Equipment-Info-Value | 460 | 8.51 | OctetString | | P,M | | V | Y | |
| | Value-Digits | 447 | 8.10 | Integer64 | M | P | | V | Y | |
| | Validity-Time | 448 | 8.33 | Unsigned32 | M | P | | V | Y | |